DE69005020D1 - Bestimmung der Blattsteigung von Propellerblättern. - Google Patents

Bestimmung der Blattsteigung von Propellerblättern.

Info

Publication number
DE69005020D1
DE69005020D1 DE90630099T DE69005020T DE69005020D1 DE 69005020 D1 DE69005020 D1 DE 69005020D1 DE 90630099 T DE90630099 T DE 90630099T DE 69005020 T DE69005020 T DE 69005020T DE 69005020 D1 DE69005020 D1 DE 69005020D1
Authority
DE
Germany
Prior art keywords
pitch
determination
propeller blades
propeller
blades
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE90630099T
Other languages
English (en)
Other versions
DE69005020T2 (de
Inventor
Anthony N Martin
Robert G Bartle
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Raytheon Technologies Corp
Original Assignee
United Technologies Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by United Technologies Corp filed Critical United Technologies Corp
Application granted granted Critical
Publication of DE69005020D1 publication Critical patent/DE69005020D1/de
Publication of DE69005020T2 publication Critical patent/DE69005020T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/30—Blade pitch-changing mechanisms
    • B64C11/301—Blade pitch-changing mechanisms characterised by blade position indicating means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
DE90630099T 1989-05-01 1990-04-30 Bestimmung der Blattsteigung von Propellerblättern. Expired - Fee Related DE69005020T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/345,938 US4948337A (en) 1989-05-01 1989-05-01 Aircraft engine propulsor blade pitch sensing

Publications (2)

Publication Number Publication Date
DE69005020D1 true DE69005020D1 (de) 1994-01-20
DE69005020T2 DE69005020T2 (de) 1994-04-28

Family

ID=23357184

Family Applications (2)

Application Number Title Priority Date Filing Date
DE199090630099T Pending DE396496T1 (de) 1989-05-01 1990-04-30 Bestimmung der blattsteigung von propellerblaettern.
DE90630099T Expired - Fee Related DE69005020T2 (de) 1989-05-01 1990-04-30 Bestimmung der Blattsteigung von Propellerblättern.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE199090630099T Pending DE396496T1 (de) 1989-05-01 1990-04-30 Bestimmung der blattsteigung von propellerblaettern.

Country Status (7)

Country Link
US (1) US4948337A (de)
EP (1) EP0396496B1 (de)
JP (1) JPH02306898A (de)
BR (1) BR9001992A (de)
CA (1) CA2015530C (de)
DE (2) DE396496T1 (de)
ES (1) ES2018768A4 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2260821B (en) * 1991-10-25 1995-01-04 United Technologies Corp Pitch change system
US5715162A (en) * 1992-10-13 1998-02-03 United Technologies Corporation Correlative filter for a synchrophaser
US5865599A (en) * 1997-03-11 1999-02-02 United Technologies Corporation System and process for direct blade angle measurement in propulsion systems
FR2983235B1 (fr) * 2011-11-24 2018-04-13 Safran Electrical & Power Systeme mecanique tournant a actionnement sans contact
US9821901B2 (en) 2013-11-21 2017-11-21 Pratt & Whitney Canada Corp. System and method for electronic propeller blade angle position feedback
US10436056B2 (en) * 2015-06-23 2019-10-08 General Electric Company Relative position measurement
US10486827B2 (en) 2016-08-17 2019-11-26 Pratt & Whitney Canada Corp. Apparatus and methods for aircraft propeller control
US10435140B2 (en) 2016-08-17 2019-10-08 Pratt & Whitney Canada Corp. System and method for electronic propeller blade angle position feedback with angled pairs of teeth
EP3354561A1 (de) 2017-01-30 2018-08-01 Ge Avio S.r.l. System und verfahren zur lokalisierung der segelwinkelstellung von propellerblättern
US10577078B2 (en) 2017-04-24 2020-03-03 General Electric Company Systems and methods for electronic measurement of propeller blade angle
FR3075353B1 (fr) 2017-12-14 2020-05-29 Safran Aircraft Engines Mesure non intrusive du calage d'une pale
FR3103212B1 (fr) * 2019-11-14 2022-04-01 Safran Aircraft Engines Ensemble modulaire et autonome de détection de la position angulaire des aubes d’une roue à aubes et ensemble modulaire et autonome de détection d’endommagement des aubes d’une roue à aubes d’une turbomachine

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3997131A (en) * 1973-12-12 1976-12-14 Alberto Kling Rotor means for an aircraft
US4227860A (en) * 1978-04-24 1980-10-14 Humphreys James R Aircraft propeller pitch control
US4161658A (en) * 1978-06-15 1979-07-17 United Technologies Corporation Wind turbine generator having integrator tracking
US4362467A (en) * 1979-02-08 1982-12-07 Elliott Morris C Variable pitch propeller device
US4589611A (en) * 1983-03-01 1986-05-20 Maurice Ramme Air jet reaction contrarotating rotor gyrodyne
US4556366A (en) * 1983-10-17 1985-12-03 General Electric Company Propeller actuation system
US4711615A (en) * 1986-05-19 1987-12-08 Textron/Auca Corp. Turboprop overspeed protection system
US4760745A (en) * 1986-12-05 1988-08-02 Mag Dev Inc. Magnetoelastic torque transducer
US4756667A (en) * 1987-07-06 1988-07-12 United Technologies Corporation Pitch control capacitance coupling

Also Published As

Publication number Publication date
DE69005020T2 (de) 1994-04-28
US4948337A (en) 1990-08-14
EP0396496A1 (de) 1990-11-07
EP0396496B1 (de) 1993-12-08
CA2015530C (en) 1998-09-15
BR9001992A (pt) 1991-08-13
CA2015530A1 (en) 1990-11-01
ES2018768A4 (es) 1991-05-16
JPH02306898A (ja) 1990-12-20
DE396496T1 (de) 1991-02-07

Similar Documents

Publication Publication Date Title
DE58909523D1 (de) Fasertechnische Propellerschaufeln.
FI873645A0 (fi) Ligg- och/eller sittmoebel.
FI861776A0 (fi) Anordning foer hantering av plaotar eller liknande.
FI893517A (fi) Blad foer roterande graesklippningsmaskin eller liknande.
FI873061A0 (fi) Foerfarande foer framstaellning av en hydrerings- och/eller dehydreringskatalysator.
DE69005020D1 (de) Bestimmung der Blattsteigung von Propellerblättern.
FI873037A (fi) Blandpumpmekanism foer korvstoppningsmaskin eller motsvarande.
FI875617A (fi) Inloppslaoda foer pappersmaskin eller dylik.
FI874057A0 (fi) Anvaendning av manganoxidkonkretioner eller manganhaltiga djuphavsmalmer i katalysatorer foer minskning av kvaeveoxider i avgaser.
FI862116A0 (fi) Stoed- och faestkonstruktion foer en kolv-cylinderkombination eller motsvarande.
FI861850A0 (fi) Foerfarande foer rengoering av vaermeoeverfoeringsytor i en aongpanna eller liknande.
FI881458A0 (fi) Kolv- och vevstaksanordning foer foerbraenningsmotorer eller kompressorer.
FI875032A (fi) Inloppslaoda foer pappersmaskiner eller dylika.
FI880597A (fi) Foerfarande foer vaermebehandling av vattenhaltiga oljesuspensioner eller liknande.
FI864541A0 (fi) Golvbrunn eller liknande.
FI863046A0 (fi) Samlare foer statisk eller friktions- elektricitet i plastroer.
FI875285A0 (fi) Stickad eller virkad strumpprodukt.
FI862877A0 (fi) Transportabel aoterupplivnings- och/ eller vaordenhet.
FI861035A0 (fi) Hammare eller liknande arbetsredskap.
FI860873A0 (fi) Anordning foer paraply eller motsvarande.
FI863209A0 (fi) Tillaeggsanordning foer segelbraede eller motsvarande.
FI864542A (fi) Golvbrunn eller liknande.
FI863828A0 (fi) Stomme foer hylla eller vagn.
FI863344A0 (fi) Ihopsaettbart paraply eller parasoll.
NO863941L (no) Selvregulerende propelleranlegg.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee